Flip bin



FIG. 1 top, front and right side perspective view of the flip bin, according to my new design, showing the lid in the open position;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the drawings illustrate portions of the flip bin that form no part of the claimed design. 

CLAIM The ornamental design for a flip bin, as shown and described. 